DalilaSoga DalilaSoga

05-06-2015
Chemistry

contestada

Which substance can not be decomposed by a chemical change?
(1) ammonia (3) propanol
(2) copper (4) water

Respuesta :

lulu1991 lulu1991

25-06-2015

The answer is (2) Copper. Because copper is consist of atom. If it is decomposed, the atom will be changed. While chemical change is just the break down and form of chemical bonds between atoms.

Answer Link

Otras preguntas

is fever a specific or nonspecific immune response? I need help! If you can provide an explanation, that would be great. If you cannot, it's okay. Just make sur

The chemical equation shows iron(III) phosphate reacting with sodium sulfate. 2FePO4 + 3Na2SO4 mc010-1.jpg Fe2(SO4)3 + 2Na3PO4 What is the theoretical yiel

Sal is making bracelets for a fundraiser he uses 6 inches of yarn per bracelet how many bracelets can sal make with 5 feet of yarm

an object placed in a graduated cylinder raises the volume from 12.2mL to 14.5 mL. Find the volume of the object

When sodium carbonate (Na2CO3) dissolves in water, it partially ionizes. The carbonate (CO3-) ion takes up a hydrogen ion and forms HCO3-. What type of substanc

One of the costs listed below is an opportunity cost. identify this cost.

Find a and b if x4+3x3−2x2+ax+b is divisible by (x2–3x+2)

The molecule cf4 (is, is not) planar and (is, is not) polar. 1. is not; is 2. is; is not 3. is not; is not 4. is; is

What is the link between heredity and tobacco addiction?

Find three consecutive even integers such that the sum of the least integer and the middle integer is 3636 more than the greatest integer.